Download Codeforces test cases

bookmark.js

var inputs = document.querySelectorAll(".input pre");
for (var i = 0; i < inputs.length; i++) {
  var s = inputs[i].innerHTML;

  s = s.replace(/<br>/g, "\n");
  console.log(s)

  // decode html entities
  var div = document.createElement("div");
  div.innerHTML = s;
  s = div.textContent;

  // for Windows
  s = s.replace(/\n/g, "\r\n");

  var a = document.createElement("a");
  a.setAttribute("href", "data:text/plain," + encodeURIComponent(s));
  a.setAttribute("download", "tests" + i + ".txt");

  document.body.appendChild(a);
  a.click();
}

bookmark.min.js

javascript:for(var inputs=document.querySelectorAll(".input pre"),i=0;i<inputs.length;i++){var s=inputs[i].innerHTML;s=s.replace(/<br>/g,"\n"),console.log(s);var div=document.createElement("div");div.innerHTML=s,s=(s=div.textContent).replace(/\n/g,"\r\n");var a=document.createElement("a");a.setAttribute("href","data:text/plain,"+encodeURIComponent(data)),a.setAttribute("download","tests"+i+".txt"),document.body.appendChild(a),a.click()}